using System;
using System.Collections.Generic;

namespace NW4RTools.Models {
	public class ByteCode {
		public enum OpType {
			None, Done, AssignNodeToParentMtx, BlendMatrices, DrawShape, AssignMtxToNode
		}

		public class Instruction {
			public virtual OpType GetOp() {
				return OpType.None;
			}
		}

		public class DoneInstruction : Instruction {
			public override OpType GetOp() {
				return OpType.Done;
			}
		}

		public class AssignNodeToParentMtxInstruction : Instruction {
			public override OpType GetOp() {
				return OpType.AssignNodeToParentMtx;
			}

			public UInt16 NodeID;
			public UInt16 ParentMatrixID;
		}

		// According to BrawlLib: in NodeMix, this is for "weighted influences"
		public class BlendMatricesInstruction : Instruction {
			public override OpType GetOp() {
				return OpType.BlendMatrices;
			}

			public UInt16 MatrixID;
			public BlendedMatrix[] BlendedMatrices;

			public struct BlendedMatrix {
				public UInt16 MatrixID;
				public float Ratio;
			}
		}

		public class DrawShapeInstruction : Instruction {
			public override OpType GetOp() {
				return OpType.DrawShape;
			}

			public UInt16 MaterialID;
			public UInt16 ShapeID;
			public UInt16 NodeID;
			public byte Unk;
		}

		// According to BrawlLib: in NodeMix, this is for "primary influences"
		public class AssignMtxToNodeInstruction : Instruction {
			public override OpType GetOp() {
				return OpType.AssignMtxToNode;
			}

			public UInt16 MatrixID;
			public UInt16 NodeID;
		}




		public List<Instruction> Instructions;

		public ByteCode() {
			Instructions = new List<Instruction>();
		}
	}
}